結果

問題 No.2805 Go to School
ユーザー penguin8331
提出日時 2024-06-30 19:32:00
言語 C++23
(gcc 13.3.0 + boost 1.87.0)
結果
WA  
(最新)
AC  
(最初)
実行時間 -
コード長 4,256 bytes
コンパイル時間 3,211 ms
コンパイル使用メモリ 258,932 KB
実行使用メモリ 25,136 KB
最終ジャッジ日時 2024-07-04 21:13:19
合計ジャッジ時間 6,818 ms
ジャッジサーバーID
(参考情報)
judge5 / judge3
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3 WA * 1
other AC * 26 WA * 8
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#line 2 "library/template/template.hpp"
#include <bits/stdc++.h>
#line 3 "library/template/macro.hpp"
#define all(x) std::begin(x), std::end(x)
#define rall(x) std::rbegin(x), std::rend(x)
#define elif else if
#define updiv(N, X) (((N) + (X) - (1)) / (X))
#define sigma(a, b) ((a + b) * (b - a + 1) / 2)
#define INT(...) \
int __VA_ARGS__; \
scan(__VA_ARGS__)
#define LL(...) \
ll __VA_ARGS__; \
scan(__VA_ARGS__)
#define STR(...) \
string __VA_ARGS__; \
scan(__VA_ARGS__)
#define CHR(...) \
char __VA_ARGS__; \
scan(__VA_ARGS__)
#define DOU(...) \
double __VA_ARGS__; \
scan(__VA_ARGS__)
#define LD(...) \
ld __VA_ARGS__; \
scan(__VA_ARGS__)
#define pb push_back
#define eb emplace_back
#line 3 "library/template/alias.hpp"
using ll = long long;
using ld = long double;
using pii = std::pair<int, int>;
using pll = std::pair<ll, ll>;
constexpr int inf = 1 << 30;
constexpr ll INF = 1LL << 60;
constexpr int dx[8] = {1, 0, -1, 0, 1, -1, 1, -1};
constexpr int dy[8] = {0, 1, 0, -1, 1, 1, -1, -1};
constexpr int mod = 998244353;
constexpr int MOD = 1e9 + 7;
#line 3 "library/template/func.hpp"
template <typename T>
inline bool chmax(T &a, T b) { return ((a < b) ? (a = b, true) : (false)); }
template <typename T>
inline bool chmin(T &a, T b) { return ((a > b) ? (a = b, true) : (false)); }
template <typename T, typename U>
std::ostream &operator<<(std::ostream &os, const std::pair<T, U> &p) {
os << p.first << " " << p.second;
return os;
}
template <typename T, typename U>
std::istream &operator>>(std::istream &is, std::pair<T, U> &p) {
is >> p.first >> p.second;
return is;
}
template <typename T>
std::ostream &operator<<(std::ostream &os, const std::vector<T> &v) {
for (auto it = std::begin(v); it != std::end(v);) {
os << *it << ((++it) != std::end(v) ? " " : "");
}
return os;
}
template <typename T>
std::istream &operator>>(std::istream &is, std::vector<T> &v) {
for (T &in : v) {
is >> in;
}
return is;
}
inline void scan() {}
template <class Head, class... Tail>
inline void scan(Head &head, Tail &...tail) {
std::cin >> head;
scan(tail...);
}
template <class T>
inline void print(const T &t) { std::cout << t << '\n'; }
template <class Head, class... Tail>
inline void print(const Head &head, const Tail &...tail) {
std::cout << head << ' ';
print(tail...);
}
template <class... T>
inline void fin(const T &...a) {
print(a...);
exit(0);
}
#line 3 "library/template/util.hpp"
struct IOSetup {
IOSetup() {
std::cin.tie(nullptr);
std::ios::sync_with_stdio(false);
std::cout.tie(0);
std::cout << std::fixed << std::setprecision(12);
std::cerr << std::fixed << std::setprecision(12);
}
} IOSetup;
#line 3 "library/template/debug.hpp"
#ifdef LOCAL
#include <debug.hpp>
#else
#define debug(...)
#endif
#line 8 "library/template/template.hpp"
using namespace std;
#line 2 "B.cpp"
vector<ll> dijkstra(const vector<vector<pair<int, ll>>> &G, const int &s) {
int N = G.size();
vector<ll> dis(N, INF);
priority_queue<pair<ll, int>, vector<pair<ll, int>>, greater<pair<ll, int>>> pq;
dis[s] = 0;
pq.emplace(dis[s], s);
while (!pq.empty()) {
pair<ll, int> p = pq.top();
pq.pop();
int v = p.second;
if (dis[v] < p.first) {
continue;
}
for (auto &[to, cost] : G[v]) {
if (dis[to] > dis[v] + cost) {
dis[to] = dis[v] + cost;
pq.emplace(dis[to], to);
}
}
}
return dis;
}
int main() {
INT(N, M, L);
LL(S, E);
vector<vector<pair<int, ll>>> G(N);
for (int i = 0; i < M; i++) {
INT(a, b);
a--, b--;
LL(t);
G[a].push_back({b, t});
G[b].push_back({a, t});
}
vector<int> T(L);
scan(T);
auto dis1 = dijkstra(G, 0);
auto dis2 = dijkstra(G, N - 1);
if (dis1[N - 1] < S) {
fin(dis1[N - 1]);
}
ll ans = INF;
for (int i = 0; i < L; i++) {
int t = T[i] - 1;
if (dis1[t] < S + E) {
chmin(ans, max(dis1[t], S) + 1 + dis2[t]);
}
}
print(ans == INF ? -1 : ans);
}
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